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Craft the ultimate underwater setup and bring your reef to life with reverse-osmosis water, reef-specific marine salts, bright lights and other supplements to support coral health.

Instant Ocean Reef Salt for Aquariums, 160-gal
Rated 4.6 out of 5 stars
396Reviews
$79.97 Chewy Price
$95.29 List Price
Promo, New Customers Only: Spend $60+, get $30 eGift Card
Fiji Cube Advanced Reef Sump 2nd Gen, 20-in
Rated 5 out of 5 stars
1Review
$344.24 Chewy Price
$437.39 List Price
Promo, New Customers Only: Spend $60+, get $30 eGift Card
CaribSea Arag-Alive! Special Grade Reef Aquarium Sand, 20-lb bag
Rated 4.3 out of 5 stars
43Reviews
$25.76 Chewy Price
$33.99 List Price
Promo, New Customers Only: Spend $60+, get $30 eGift Card
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API Reef Aquarium Master Test Kit, 1 count
Rated 4.7 out of 5 stars
26Reviews
$34.98 Chewy Price
$50.48 List Price
Promo, New Customers Only: Spend $60+, get $30 eGift Card
CaribSea LifeRock Frag Garden 5 Hole Saltwater Aquarium Rock, Natural
Rated 5 out of 5 stars
1Review
$22.27 Chewy Price
$30.62 List Price
Promo, New Customers Only: Spend $60+, get $30 eGift Card
Salifert Aquarium Calcium Test Kit
Rated 4 out of 5 stars
8Reviews
$18.81 Chewy Price
Promo, New Customers Only: Spend $60+, get $30 eGift Card
Salifert Aquarium Carbonate Hardness/Alkalinity Test Kit
Rated 4.3 out of 5 stars
12Reviews
$16.46 Chewy Price
Promo, New Customers Only: Spend $60+, get $30 eGift Card
Aquaillumination Blade Smart Coral Glow LED Strip, Black, 21-in
$299.99 Chewy Price
$359.99 List Price
Promo, New Customers Only: Spend $60+, get $30 eGift Card
Fluval Sea Calcium Aquarium Water Conditioner, 8-oz bottle
Rated 4.8 out of 5 stars
4Reviews
$8.50 Chewy Price
Promo, New Customers Only: Spend $60+, get $30 eGift Card
AquaForest Component 1+2+3+ Aquarium Solution, 3.96-gal
Rated 5 out of 5 stars
1Review
$62.69 Chewy Price
Promo, New Customers Only: Spend $60+, get $30 eGift Card
Coralife Liquid Calcium Supplement for Marine Invertebrates, 8.7-fl oz bottle
Rated 5 out of 5 stars
1Review
$12.99 Chewy Price
Promo, New Customers Only: Spend $60+, get $30 eGift Card
Fritz ProAquatics Reef Pro Mix Redline Complete Aquarium Sea Salt, 55-lb box
Rated 4.2 out of 5 stars
13Reviews
$72.24 Chewy Price
$84.99 List Price
Promo, New Customers Only: Spend $60+, get $30 eGift Card

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Pro Clear Aquatic Systems Foam Block, Blue, 14.5 x 2 x 4-in

Pro Clear Aquatic Systems Foam Block, Blue, 14.5 x 2 x 4-in

Rated 5 out of 5 stars

5.0

1

$20.09 Chewy Price$20.09

$23.10 List Price$23.10

13% Off

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Penn-Plax Deco-Replicas Bonsai Tree Fish Plant, Green

Penn-Plax Deco-Replicas Bonsai Tree Fish Plant, Green

Rated 1 out of 5 stars

1.0

1

$23.99 Chewy Price$23.99

$25.99 List Price$25.99

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Dr. Tim's Aquatics Reef Clear-Up Marine Aquarium Cleaner, 8-fl oz bottle

Dr. Tim's Aquatics Reef Clear-Up Marine Aquarium Cleaner, 8-fl oz bottle

$25.09 Chewy Price$25.09

($3.14/oz) Price per Unit($3.14/oz)

$30.99 List Price$30.99

19% Off

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Tetra RiverShrimp Sun Dried Krill Freshwater & Saltwater Fish Treats, .92-oz jar

Tetra RiverShrimp Sun Dried Krill Freshwater & Saltwater Fish Treats, .92-oz jar

Rated 4.3 out of 5 stars

4.3

32

$10.67 Chewy Price$10.67

($11.60/oz) Price per Unit($11.60/oz)

$12.39 List Price$12.39

14% Off

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Aquael Leddy Slim 36W Actinic 40"-48" Aquarium Lamp, Black

Aquael Leddy Slim 36W Actinic 40"-48" Aquarium Lamp, Black

Rated 5 out of 5 stars

5.0

1

$166.85 Chewy Price$166.85

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Penn-Plax Aqua-Flora 3-Piece Bundle Nautical & Pirate Themed Fish Ornament, Multicolor

Penn-Plax Aqua-Flora 3-Piece Bundle Nautical & Pirate Themed Fish Ornament, Multicolor

$69.99 Chewy Price$69.99

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Lifegard Acrylic Dividers tank model R460042 & R460082, 16-gal, 2-pack

Lifegard Acrylic Dividers tank model R460042 & R460082, 16-gal, 2-pack

Rated 5 out of 5 stars

5.0

1

$22.78 Chewy Price$22.78

($0.72/gl) Price per Unit($0.72/gl)

$23.23 List Price$23.23

Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Jun 4 and Jun 9

Microbe-Lift Sabbactisun All-Natural Expellant Aquarium Bacterial Disease Water Conditioner, 16-oz bottle

Microbe-Lift Sabbactisun All-Natural Expellant Aquarium Bacterial Disease Water Conditioner, 16...

Rated 4.6 out of 5 stars

4.6

9

$22.95 Chewy Price$22.95

($1.44/oz) Price per Unit($1.44/oz)

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Pro Clear Aquatic Systems Premier Wet Dry Sump 75, Clear, 20 x 8 x 18-in

Pro Clear Aquatic Systems Premier Wet Dry Sump 75, Clear, 20 x 8 x 18-in

$303.99 Chewy Price$303.99

$349.13 List Price$349.13

13% Off

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Pro Clear Aquatic Systems Hybrid Filter Sock, White, 4-in

Pro Clear Aquatic Systems Hybrid Filter Sock, White, 4-in

$16.49 Chewy Price$16.49

$18.96 List Price$18.96

13% Off

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Ecoscape Centerpiece 07 Marine Aquarium Rocks

Ecoscape Centerpiece 07 Marine Aquarium Rocks

Rated 5 out of 5 stars

5.0

1

$287.49 Chewy Price$287.49

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Penn-Plax Buddha Head Fish Ornament, Grey

Penn-Plax Buddha Head Fish Ornament, Grey

Rated 5 out of 5 stars

5.0

2

$32.18 Chewy Price$32.18

$34.99 List Price$34.99

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Lifegard QL-25/AquaStep 25 Watt UV Quartz Sleeve Replacement Part, 200-gal

Lifegard QL-25/AquaStep 25 Watt UV Quartz Sleeve Replacement Part, 200-gal

$52.79 Chewy Price$52.79

$55.07 List Price$55.07

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 4 and Jun 9

Pro Clear Aquatic Systems Fabric Filter Sock, White, 7 x 14-in

Pro Clear Aquatic Systems Fabric Filter Sock, White, 7 x 14-in

Rated 5 out of 5 stars

5.0

1

$13.18 Chewy Price$13.18

$15.16 List Price$15.16

13% Off

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Pro Clear Aquatic Systems Redflex 4 In 1 Sump 200, Red & White, 32 x 12 x 16-in

Pro Clear Aquatic Systems Redflex 4 In 1 Sump 200, Red & White, 32 x 12 x 16-in

$603.99 Chewy Price$603.99

$694.47 List Price$694.47

13% Off

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Ultra Fresh Marine Patties Large Shrimp Food, 4.3-oz jar

Ultra Fresh Marine Patties Large Shrimp Food, 4.3-oz jar

$14.99 Chewy Price$14.99

($3.49/oz) Price per Unit($3.49/oz)

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Lifegard Quartz Sleeve for 40 Watt Pro-MAX UV Sterilizer, 250-gal

Lifegard Quartz Sleeve for 40 Watt Pro-MAX UV Sterilizer, 250-gal

$65.79 Chewy Price$65.79

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 4 and Jun 9

AquaFX TFC Membrane Aquarium Filter, 150 GPD

AquaFX TFC Membrane Aquarium Filter, 150 GPD

$99.99 Chewy Price$99.99

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Pro Clear Aquatic Systems Prefilter Single Output, Overflow Box, White

Pro Clear Aquatic Systems Prefilter Single Output, Overflow Box, White

Rated 4 out of 5 stars

4.0

1

$128.99 Chewy Price$128.99

$147.99 List Price$147.99

13% Off

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

AquaFX Deionization DI Aquarium Filter

AquaFX Deionization DI Aquarium Filter

Rated 4 out of 5 stars

4.0

1

$39.99 Chewy Price$39.99

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Dr. Tim's Aquatics Purifier, 32-oz

Dr. Tim's Aquatics Purifier, 32-oz

$85.69 Chewy Price$85.69

($2.68/oz) Price per Unit($2.68/oz)

$104.99 List Price$104.99

18% Off

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Dr. Tim's Aquatics Zeo-PURE, 16-oz

Dr. Tim's Aquatics Zeo-PURE, 16-oz

$13.76 Chewy Price$13.76

($0.86/oz) Price per Unit($0.86/oz)

$13.99 List Price$13.99

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Lifegard Quartz Sleeve for 120 Watt Pro-MAX UV Sterilizer, 900-gal

Lifegard Quartz Sleeve for 120 Watt Pro-MAX UV Sterilizer, 900-gal

$66.79 Chewy Price$66.79

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 4 and Jun 9

Penn-Plax Betta Size Plastic Fish Plant, Green, 6 count

Penn-Plax Betta Size Plastic Fish Plant, Green, 6 count

$10.99 Chewy Price$10.99

$11.99 List Price$11.99

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Pro Clear Aquatic Systems Mesh Filter Sock, White, 3.75-in

Pro Clear Aquatic Systems Mesh Filter Sock, White, 3.75-in

$12.64 Chewy Price$12.64

$13.90 List Price$13.90

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Dr. Tim's Aquatics Carbon, 16-oz

Dr. Tim's Aquatics Carbon, 16-oz

$15.39 Chewy Price$15.39

($0.97/oz) Price per Unit($0.97/oz)

$18.99 List Price$18.99

19% Off

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Eheim Installation Fish Aquarium Diffusor Clip, 2 count

Eheim Installation Fish Aquarium Diffusor Clip, 2 count

Rated 1 out of 5 stars

1.0

1

$9.04 Chewy Price$9.04

($4.52/ea) Price per Unit($4.52/ea)

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Lifegard CRYSTAL Peninsula Beveled Edge Low Iron Aquarium with Built in Side Filter, 5-mm, 3.8-gal

Lifegard CRYSTAL Peninsula Beveled Edge Low Iron Aquarium with Built in Side Filter, 5-mm, 3.8-...

$181.89 Chewy Price$181.89

($47.87/gl) Price per Unit($47.87/gl)

$202.11 List Price$202.11

10% Off

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 4 and Jun 9

Koller Products AC Power Adapter for Aquariums, 4.5-volt

Koller Products AC Power Adapter for Aquariums, 4.5-volt

Rated 4.5 out of 5 stars

4.5

10

$22.22 Chewy Price$22.22

$28.92 List Price$28.92

23% Off

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Lifegard QL-15 UV Sterilizer, Blue, 100-gal

Lifegard QL-15 UV Sterilizer, Blue, 100-gal

$240.59 Chewy Price$240.59

($2.41/gl) Price per Unit($2.41/gl)

$267.32 List Price$267.32

10% Off

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 4 and Jun 9

Lifegard QL-40 Watt Quartz Sleeve Replacement Part, 300-gal

Lifegard QL-40 Watt Quartz Sleeve Replacement Part, 300-gal

$85.95 Chewy Price$85.95

$104.66 List Price$104.66

18% Off

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 4 and Jun 9

Lifegard Quartz Sleeve for 90 Watt Pro-MAX UV Sterilizer, 650-gal

Lifegard Quartz Sleeve for 90 Watt Pro-MAX UV Sterilizer, 650-gal

$57.74 Chewy Price$57.74

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 4 and Jun 9

AA Aquarium Green Killing Machine 3 Watt Replacement Bulb

AA Aquarium Green Killing Machine 3 Watt Replacement Bulb

Rated 5 out of 5 stars

5.0

5

$38.07 Chewy Price$38.07

($38.07/ea) Price per Unit($38.07/ea)

$39.99 List Price$39.99

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

TMC Aquarium UV Sterilizer Lamp, 25-watt

TMC Aquarium UV Sterilizer Lamp, 25-watt

$35.99 Chewy Price$35.99

$48.59 List Price$48.59

26% Off

Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Lifegard AquaStep Pro 15 Watt UV Sterilizer, Blue, 100-gal

Lifegard AquaStep Pro 15 Watt UV Sterilizer, Blue, 100-gal

Rated 4.3 out of 5 stars

4.3

4

$141.10 Chewy Price$141.10

$191.78 List Price$191.78

26% Off

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 4 and Jun 9

Aqua Natural Hermit Crab Aragonite Aquarium Sand, 10-lb bag

Aqua Natural Hermit Crab Aragonite Aquarium Sand, 10-lb bag

Rated 4.5 out of 5 stars

4.5

4

$20.94 Chewy Price$20.94

$20.99 List Price$20.99

Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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